/* 头部 */
.header {
    width: 1200px;
    height: 100px;
    margin: 0 auto;
    position: relative;
}
.header img {
    float: left;
    margin-top: 28px;
}

.header ul li{
    display: inline-block;
    padding: 0px 54px;
    line-height: 100px;
}
.header ul li.on {
    border-bottom: 2px  solid blue;

}
.header ul li a {
    text-decoration: none;
}
.header ul li p{
    position: absolute;
    width: 120px;
    height: 90px;
    line-height: 20px;
    background-color: rgba(211, 211, 211, 0.3);
    text-align: center;
    float: left;
    margin-left: -28px;
    border-radius: 0px 0px 10px 10px;
    color: black;
    display: none;
}


/* 战略投资 */
.stratagem {
    width: 1200px;
    height: 480px;
    margin: 0 auto;
    /* background-color: aqua; */
    margin-top: 20px;
    position: relative;
}
.stratagem img {
    width: 1200px;
    height: 480px;
}
.stratagem p {
    font-size: 40px;
    color: white;
    position: absolute;
    left: 70px;
    top: 230px;
}
.stratagem h1 {
    font-size: 40px;
    color: white;
    position: absolute;
    left: 70px;
    top: 290px;
}
.tactics {
    width: 1200px;
    height: 410px;
    /* background-color: aqua; */
    margin: 0 auto;
    margin-top: 30px;
}
.tactics .tactics-left {
    width: 500px;
    height: 410px;
    /* background-color: blue; */
    float: left;
} 
.tactics .tactics-left img {
    width: 500px;
    height: 410px;
}
.tactics .tactics-right {
    width: 600px;
    height: 410px;
    /* background-color: crimson; */
    float: left;
    margin-left: 100px;
}
.tactics .tactics-right p {
    font-size: 30px;
    margin-top: 100px;
    color: black;
}
.tactics .tactics-right h2 {
    color: #0077c0;
    font-size: 24px;
}
.tactics .tactics-right div{
    width: 428px;
    height: 192px;
    margin-top: 50px;
    color: #000;
    font-size: 16px;
}

/* 投资优势 */
.advantage {
    width: 1200px;
    height: 522px;

    margin: 0 auto;
    margin-top: 30px;
}
.advantage p {
    font-size: 30px;
    margin-top: 100px;
    color: black;
}
.advantage h2 {
    color: #0077c0;
    font-size: 24px;

}
.advantage .box {
    position: relative;
}
.advantage .box .img .img-box{
    position: absolute;
}
.advantage .btn {
    position: absolute;
}
.advantage .btn .left-btn {
    display: block;
    width: 60px;
    height: 60px;
    position: absolute;
    top: 200px;
    left: 0px;
    background-color: #0077c0;
    text-align: center;
    font-size: 20px;
    line-height: 60px;
}
.advantage .btn .right-btn  {
    display: block;
    width: 60px;
    height: 60px;
    position: absolute;
    top: 200px;
    background-color: #0077c0;
    right: -1200px;
    font-size: 20px;

    text-align: center;
    line-height: 60px;

}


/* 底部 */
.foot {
    width: 1200px;
    height: 456px;
    background-color: #f2f2f2;
    margin: 0 auto;
    position: relative;
}
.foot .concerning{
    width: 131px;
    height: 185px;
    /* background-color: aqua; */
    float: left;
    margin-top: 70px;
    margin-left: 50px;
    text-align: center;
}
.foot .concerning p {
    line-height: 50px;
}
.foot .investment {
    width: 1200px;
    height: 50px;
    border-top: 1px solid #ccc;
    position: absolute;   
    bottom: 0;
}
.foot .investment p {
    line-height: 50px;
}